Design and Simulation of GaussianFSK Transmitter in UHF Band Using Direct Modulation of ΣΔ Modulator Fractional-N Synthesizer. alkej [Internet]. 2008 Sep. 1 [cited 2024 May 3];4(3):1-7. Available from: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/588